Netherlands-based YouTuber and “designer of prototypical machines” Daniel de Bruin posted a pair of videos featuring a “miniature marble machine” – and the little contraption is mesmerizing. It’s a ...

That was a close shave! On Tuesday, asteroid 2011 ES4 passed really close to the earth. JPL’s close approach data pegs its nominal distance from earth at about 0.00081083276352288 au! Yeah, we had to ...